NEET UG 2026 · Chemistry · Question 83
NEET 2026 Chemistry, question 83
Question 83 of the NEET 2026 paper (re-exam) is a Chemistry question from Hydrocarbons. Its idea, Stability of Diene Systems, was asked only this once in NEET 2017–2026. The NTA final answer key gives option 1.
Updated 2026-10-08
Q83 · Chemistry
Among the following, the compound having conjugated double bonds is
- 1hepta-1,3-dieneOfficial answer
- 2hepta-1,4-diene
- 3hepta-1,5-diene
- 4hepta-1,6-diene
Official answer: option 1 · NTA final answer key
Same idea
The only question on Stability of Diene Systems
No other NEET paper from 2017–2026 tested this exact idea.
Stability of Diene Systems: every question and how it was framed
The chapter
Hydrocarbons in ten years of NEET
25 questions from 2017–2026, asked in 10 of 10 papers, about 2.4 a paper. Hydrocarbons (Alkenes) alone had 12.